Overloads Public Sub SaveRegion( _
   ByVal fileName As String, _
   ByVal subCellIndex As Integer, _
   ByVal startPage As Integer, _
   ByVal operation As MedicalViewerFileOperation _
) 

Dim instance As MedicalViewerMultiCell
Dim fileName As String
Dim subCellIndex As Integer
Dim startPage As Integer
Dim operation As MedicalViewerFileOperation
 
instance.SaveRegion(fileName, subCellIndex, startPage, operation)

public void SaveRegion( 
   string fileName,
   int subCellIndex,
   int startPage,
   MedicalViewerFileOperation operation
)

public:
void SaveRegion( 
   String^ fileName,
   int subCellIndex,
   int startPage,
   MedicalViewerFileOperation operation
) 

Private Class MedicalViewerForm7 : Inherits Form
      Private _medicalViewer As MedicalViewer
      Private Sub MedicalViewerForm_SizeChanged(ByVal sender As Object, ByVal e As EventArgs)
         _medicalViewer.Size = New Size(Me.ClientRectangle.Right, Me.ClientRectangle.Bottom)
      End Sub

      Public Sub New()
         Dim _codecs As RasterCodecs = New RasterCodecs()
         Dim _image As RasterImage

         AddHandler SizeChanged, AddressOf MedicalViewerForm_SizeChanged

         ' Create the medical viewer and adjust the size and the location.
         _medicalViewer = New MedicalViewer(1, 2)
         _medicalViewer.Location = New Point(0, 0)
         _medicalViewer.Size = New Size(Me.ClientRectangle.Right, Me.ClientRectangle.Bottom)

         ' Load an image and then add it to the control.
         _image = _codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "xa.dcm"))
         Dim cell As MedicalViewerMultiCell = New MedicalViewerMultiCell(_image, True, 1, 1)
         _medicalViewer.Cells.Add(cell)

         ' add some action that will be used to change the properties of the images inside the control.
         cell.AddAction(MedicalViewerActionType.WindowLevel)
         cell.AddAction(MedicalViewerActionType.Alpha)
         cell.AddAction(MedicalViewerActionType.Offset)

         ' assign the added actions to a mouse button, meaning that when the user click and drag the mouse button, the associated action will be activated.
         cell.SetAction(MedicalViewerActionType.WindowLevel, MedicalViewerMouseButtons.Left, MedicalViewerActionFlags.Active Or MedicalViewerActionFlags.RealTime)
         cell.SetAction(MedicalViewerActionType.Alpha, MedicalViewerMouseButtons.Middle, MedicalViewerActionFlags.Active Or MedicalViewerActionFlags.RealTime)
         cell.SetAction(MedicalViewerActionType.Offset, MedicalViewerMouseButtons.Right, MedicalViewerActionFlags.Active Or MedicalViewerActionFlags.RealTime)

         ' adjust some properties to the cell and add some tags.
         _medicalViewer.Cells(0).SetTag(2, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.UserData, "EX. ID 230-36-5448")
         _medicalViewer.Cells(0).SetTag(4, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.Frame)
         _medicalViewer.Cells(0).SetTag(6, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.Scale)
         _medicalViewer.Cells(0).SetTag(2, MedicalViewerTagAlignment.BottomLeft, MedicalViewerTagType.WindowLevelData)
         _medicalViewer.Cells(0).SetTag(1, MedicalViewerTagAlignment.BottomLeft, MedicalViewerTagType.FieldOfView)


         ' Load another image and then add it to the control.
         _image = _codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "mr.dcm"))
         _medicalViewer.Cells.Add(New MedicalViewerMultiCell(_image, True, 2, 2))

         ' add some action that will be used to change the properties of the images inside the control.
         _medicalViewer.Cells(1).AddAction(MedicalViewerActionType.WindowLevel)
         _medicalViewer.Cells(1).AddAction(MedicalViewerActionType.Alpha)
         _medicalViewer.Cells(1).AddAction(MedicalViewerActionType.Offset)

         ' assign the added actions to a mouse button, meaning that when the user click and drag the mouse button, the associated action will be activated.
         _medicalViewer.Cells(1).SetAction(MedicalViewerActionType.WindowLevel, MedicalViewerMouseButtons.Left, MedicalViewerActionFlags.Active Or MedicalViewerActionFlags.RealTime)
         _medicalViewer.Cells(1).SetAction(MedicalViewerActionType.Alpha, MedicalViewerMouseButtons.Middle, MedicalViewerActionFlags.Active Or MedicalViewerActionFlags.RealTime)
         _medicalViewer.Cells(1).SetAction(MedicalViewerActionType.Offset, MedicalViewerMouseButtons.Right, MedicalViewerActionFlags.Active Or MedicalViewerActionFlags.RealTime)

         ' adjust some properties to the cell and add some tags.
         _medicalViewer.Cells(1).SetTag(2, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.UserData, "EX. ID 230-36-5448")
         _medicalViewer.Cells(1).SetTag(4, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.Frame)
         _medicalViewer.Cells(1).SetTag(6, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.Scale)
         _medicalViewer.Cells(1).SetTag(2, MedicalViewerTagAlignment.BottomLeft, MedicalViewerTagType.WindowLevelData)
         _medicalViewer.Cells(1).SetTag(1, MedicalViewerTagAlignment.BottomLeft, MedicalViewerTagType.FieldOfView)


         Controls.Add(_medicalViewer)
         _medicalViewer.Dock = DockStyle.Fill
      End Sub
      Public ReadOnly Property Viewer() As MedicalViewer
         Get
            Return _medicalViewer
         End Get
      End Property
   End Class
   Private Function GetMedicalControl7() As MedicalViewerForm7
      Return New MedicalViewerForm7()
   End Function

   ' This example will create a bitmap region on the first frame of the first image and save it.
   <Test> _
   Public Sub MedicalViewerSaveRegionExample()
      Dim myForm As MedicalViewerForm7 = GetMedicalControl7()
      Dim medicalViewer As MedicalViewer = myForm.Viewer
      Dim cell As MedicalViewerMultiCell = CType(medicalViewer.Cells(0), MedicalViewerMultiCell)

      Dim width As Integer = cell.Image.Width
      Dim height As Integer = cell.Image.Height
      Dim centerX As Integer = (width \ 2)
      Dim centerY As Integer = (height \ 2)

      Dim region As Region = New Region(New Rectangle(centerX - width \ 4, centerY - height \ 4, centerX + width \ 4, centerY + height \ 4))

      RasterRegionConverter.AddGdiPlusDataToRegion(cell.Image, Nothing, region.GetRegionData(), RasterRegionCombineMode.Set)
      cell.SaveRegion(Path.Combine(LEAD_VARS.ImagesDir, "Test.rgn"))

      myForm.ShowDialog()
   End Sub


Public NotInheritable Class LEAD_VARS
   Public Const ImagesDir As String = "C:\Users\Public\Documents\LEADTOOLS Images"
End Class

class MedicalViewerForm7 : Form
     {
         private MedicalViewer _medicalViewer;
         void MedicalViewerForm_SizeChanged(object sender, EventArgs e)
         {
             _medicalViewer.Size = new Size(this.ClientRectangle.Right, this.ClientRectangle.Bottom);
         }

         public MedicalViewerForm7()
         {
             RasterCodecs _codecs = new RasterCodecs();
             RasterImage _image;

             this.SizeChanged += new EventHandler(MedicalViewerForm_SizeChanged);

             // Create the medical viewer and adjust the size and the location.
             _medicalViewer = new MedicalViewer(1, 2);
             _medicalViewer.Location = new Point(0, 0);
             _medicalViewer.Size = new Size(this.ClientRectangle.Right, this.ClientRectangle.Bottom);

             // Load an image and then add it to the control.
             _image = _codecs.Load(Path.Combine(LEAD_VARS.ImagesDir,"xa.dcm"));
             MedicalViewerMultiCell cell = new MedicalViewerMultiCell(_image, true, 1, 1);
             _medicalViewer.Cells.Add(cell);

             // add some action that will be used to change the properties of the images inside the control.
             cell.AddAction(MedicalViewerActionType.WindowLevel);
             cell.AddAction(MedicalViewerActionType.Alpha);
             cell.AddAction(MedicalViewerActionType.Offset);

             // assign the added actions to a mouse button, meaning that when the user click and drag the mouse button, the associated action will be activated.
             cell.SetAction(MedicalViewerActionType.WindowLevel, MedicalViewerMouseButtons.Left, MedicalViewerActionFlags.Active | MedicalViewerActionFlags.RealTime);
             cell.SetAction(MedicalViewerActionType.Alpha, MedicalViewerMouseButtons.Middle, MedicalViewerActionFlags.Active | MedicalViewerActionFlags.RealTime);
             cell.SetAction(MedicalViewerActionType.Offset, MedicalViewerMouseButtons.Right, MedicalViewerActionFlags.Active | MedicalViewerActionFlags.RealTime);

             // adjust some properties to the cell and add some tags.
             _medicalViewer.Cells[0].SetTag(2, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.UserData, "EX. ID 230-36-5448");
             _medicalViewer.Cells[0].SetTag(4, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.Frame);
             _medicalViewer.Cells[0].SetTag(6, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.Scale);
             _medicalViewer.Cells[0].SetTag(2, MedicalViewerTagAlignment.BottomLeft, MedicalViewerTagType.WindowLevelData);
             _medicalViewer.Cells[0].SetTag(1, MedicalViewerTagAlignment.BottomLeft, MedicalViewerTagType.FieldOfView);


             // Load another image and then add it to the control.
             _image = _codecs.Load(Path.Combine(LEAD_VARS.ImagesDir,"mr.dcm"));
             _medicalViewer.Cells.Add(new MedicalViewerMultiCell(_image, true, 2, 2));

             // add some action that will be used to change the properties of the images inside the control.
             _medicalViewer.Cells[1].AddAction(MedicalViewerActionType.WindowLevel);
             _medicalViewer.Cells[1].AddAction(MedicalViewerActionType.Alpha);
             _medicalViewer.Cells[1].AddAction(MedicalViewerActionType.Offset);

             // assign the added actions to a mouse button, meaning that when the user click and drag the mouse button, the associated action will be activated.
             _medicalViewer.Cells[1].SetAction(MedicalViewerActionType.WindowLevel, MedicalViewerMouseButtons.Left, MedicalViewerActionFlags.Active | MedicalViewerActionFlags.RealTime);
             _medicalViewer.Cells[1].SetAction(MedicalViewerActionType.Alpha, MedicalViewerMouseButtons.Middle, MedicalViewerActionFlags.Active | MedicalViewerActionFlags.RealTime);
             _medicalViewer.Cells[1].SetAction(MedicalViewerActionType.Offset, MedicalViewerMouseButtons.Right, MedicalViewerActionFlags.Active | MedicalViewerActionFlags.RealTime);

             // adjust some properties to the cell and add some tags.
             _medicalViewer.Cells[1].SetTag(2, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.UserData, "EX. ID 230-36-5448");
             _medicalViewer.Cells[1].SetTag(4, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.Frame);
             _medicalViewer.Cells[1].SetTag(6, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.Scale);
             _medicalViewer.Cells[1].SetTag(2, MedicalViewerTagAlignment.BottomLeft, MedicalViewerTagType.WindowLevelData);
             _medicalViewer.Cells[1].SetTag(1, MedicalViewerTagAlignment.BottomLeft, MedicalViewerTagType.FieldOfView);


             Controls.Add(_medicalViewer);
             _medicalViewer.Dock = DockStyle.Fill;
         }
         public MedicalViewer Viewer
         {
             get { return _medicalViewer; }
         }
     }
     MedicalViewerForm7 GetMedicalControl7()
     {
         return new MedicalViewerForm7();
     }

     // This example will create a bitmap region on the first frame of the first image and save it.

     public void MedicalViewerSaveRegionExample()
     {
         MedicalViewerForm7 myForm = GetMedicalControl7();
         MedicalViewer medicalViewer = myForm.Viewer;
         MedicalViewerMultiCell cell = (MedicalViewerMultiCell)(medicalViewer.Cells[0]);

         int width = cell.Image.Width;
         int height = cell.Image.Height;
         int centerX = (width / 2);
         int centerY = (height / 2);

         Region region = new Region(new Rectangle(centerX - width / 4, centerY - height / 4, centerX + width / 4, centerY + height / 4));

         RasterRegionConverter.AddGdiPlusDataToRegion(cell.Image, null, region.GetRegionData(), RasterRegionCombineMode.Set);
         cell.SaveRegion(Path.Combine(LEAD_VARS.ImagesDir,"Out_Test.rgn"));

         myForm.ShowDialog();
     }


static class LEAD_VARS
{
   public const string ImagesDir = @"C:\Users\Public\Documents\LEADTOOLS Images";
}